What? Why? A simple, but useful one-day project – a laboratory PSU extender. Bench PSUs are almost always bulky, ugly and take a lot of precious space. For my usual synth-related workflow they most valuable features like current limiting and variable output voltage are not used very often – mainly during first circuit startup. Then […]
“Wihajster” (from German “Wie heisst er?” – “What is his name?”) in Polish language is a word used if an actual name of an object do not come to mind. Something like “whachamacallit”. I changed a spelling to “Wieheister” to make it sound more internationally. The idea The idea for the device came from […]
4sum is a simple, monophonic portable audio mixer with 4 inputs and 1 output with separated level controls for each channel. I designed this one for one reason: I did not have any mixer for my Monotrons and other “toys”! (Now you can get it at patch.audio). The design The best way to design something […]
